Des Moines Register reporters Chase Davis and Perry Beeman spent months compiling and making sense of data for a series on air pollution in Iowa, according to Hamby.

There were more than 1,600 facilities across the state, they employed a data editor James Wilkerson and digital projects editor Michael Corey to help make effective web mapping for they story.

In using computer assisted reporting programs to show mapping of pollution in Iowa, the reporters could create a story that was easier for the reader to understand. The use visual reporting and multimedia made for an easier interpretation of the story by the readers.

The reporters for this story employed the help of data editors and digital project editors, meaning, it took training and sophistication to compile and organize the data into maps.

A Twin Cities tennis coach was charged with criminal sexual conduct after a 14-year-old girl taking lessons form him complained that he slapped her buttocks and spoke to her inappropriately, according to charges filed Friday, USA Today said.

Roberto DeFreitas, 47, of St. Paul, was charged with criminal sexual conduct in the fourth degree, a felony, in Hennepin County District Court, according to the Star Tribune.

A Minneapolis police officer in the sex crimes unit was contacted by the father of the girl Dec. 3 about possible inappropriate conduct by DeFreitas, the Star Tribune said.

The girl told police she is enrolled in tennis lessons at Fred Wells Tennis and EducationCenter, also known as the Fort Snelling Tennis and LearningCenter in Minneapolis, and that last moth she arrived early for a scheduled group tennis lesson when DeFreitas invited her into his office. When he was alone with her, he began talking about his girlfriend and how she was a "Freak," sends "nasty" photos of herself to him and talks "Dirty," according to the charges. He asked the girl if she did the same things with her boyfriend, and she told him no, the Star Tribune said.

The girl also told police that on Nov. 21 she was walking through a tunnel at the TennisCenter when DeFreitas slapped her on the buttocks over the shorts she was wearing and commented on her rear end. When she told him to stop, he laughed and asked her "why?" charges said, according to the Star Tribune.

An armed man hawking CDs was shot to death by a plainclothes police sergeant Thursday after trading gunfire in the taxi area of the landmark Marriott Marquis hotel, the Star Tribune said.

The sergeant chased the scam artist through sidewalks crowded with holiday shoppers and tourists. The two exchanged gunfire that shattered Broadway theatre and gift shop windows, before killing the suspect near the landmark hotel, police told WCCO News.

Raymond Martinez, 25, was no ordinary CD peddler, police told the Star Tribune. He was carrying a loaded pistol and had a handful of business cards from gun dealers in his pockets.

Two people are dead in an officer-involved shooting at a Stillwater apartment complex, police told Associated Press reporters.

The building's caretaker, 62, was wounded in the abdomen.She was conscious and able to indicate that she had been shot by her husband, according to the Star Tribune.

Kathleen Gavegnano found her neighbor Friday afternoon."She said, 'If he dies, I want to dies,'" Gavegnano told the Star Tribune.

The woman's husband, also 62, was shot and killed by a Stillwater police officer after he refused to put down his gun and fired at the officers, officials told the Star Tribune.

The wife was pronounced dead at RegionsHospital in St. Paul.Another woman was taken to LakeviewHospital in Stillwater with minor injuries, according to Associated Press reporters.

Neighbors identified the couple as Gertrude (Trudy) and Gerald Propps.The second woman was the adult daughter of one of the Proppses, neighbors said, adding that Gerald Propps had been battling a number of illnesses recently, the Star Tribune said.

The incident happened at the Victoria Villa apartments, 1451 S. Greeley St.It began about 4:30 p.m.WashingtonCounty dispatcher received a 911 call from the 62-year-old woman because her husband needed medical care, Stillwater police Sgt. Jeff Stender told the Star Tribune.While the woman was on the phone with the police, the dispatcher heard gunshots, and the woman was shot he added.

One officer "arrived before everyone else and responded how he's been trained," Stender told the Star Tribune.

The officer "did enter the apartment under fire," he added, and was forced to shoot after the man refused the officer's order to drop his weapon.The officer is a 15-year, full-time veteran of the force and was put on standard administrative leave, the Star Tribune said.

More than 600 people have been arrested at a demonstration against climate change in Copenhagen Saturday, the Sunday Times said.

The protest started as a peaceful demonstration, calling for action on climate change, according to the Sunday Times.

Industrial countries criticized a draft global warming pact Saturday for not making stronger demands on major developing countries as the protestors demanded for "climate justice" marching toward the U.N. conference, the Star Tribune said.

The peaceful protest turned into rioting as hundreds of masked youths threw bricks and smashed windows in the Danish capital, the Sunday Times said.

Police told the Star Tribune they rounded up more than 600 people in a preventative action, according to the Star Tribune.

An estimated 30,000 people attended the open rally, which was part of an international "day of action" to mark the mid-point of the United Nations climate change summit currently being held in Copenhagen, the Sunday Times said.

Minnesota's
first major snow storm of the holiday season has moved eastward away from the
Great Lakes and was diminishing Wednesday across Minnesota, the Star Tribune said.

The
greatest amount of snow fell Tuesday giving way to wind-whipped whiteouts and
brutal windchills today, the Star Tribune said.

The
weather has had effects on transportation over several parts of southeastern
Minnesota, according to KARE 11 News.

The
Minnesota Department of Transportation (MnDOT) is extending a travel advisory
urging drivers in 11 southeastern Minnesota counties to stay off the roads, the
Star Tribune said.

Wednesday
has had 24 mph winds from the north gusting to 40 mph and beyond, the afternoon
temperature of 8 degrees will feel like 15 below zero, according to the weather
service.The winds will create whiteout
conditions that will produce "near-zero visibility" condition, the Star Tribune
said.

Jonathan
Yuhas told KARE 11 News that accumulating snow would be done in the Twin Cities
metro area by noon but the rest of the day will be very cold with gusty
northwest winds ands sub-zero wind-chills.

A
Blizzard Warning remains in effect for the south metro and a Winter Storm
Warning is in effect for the north metro Wednesday, according to KARE 11 News.

About 200 protesters, many disenchanted supporters of President Obama, demonstrated in south Minneapolis Saturday afternoon against the escalating war in Afghanistan, the Star Tribune said.

The protesters gathered along the sidewalk on E. Lake Street at Hiawatha Avenue, watched by Minneapolis police officers, three on horseback, across the street, the Star Tribune said.

Among signs held was one declaring the war in "Barackastan" waged by "Obombya," according to the Star Tribune.

This protest came just days after a previous demonstration lead by a group of more than 100 anti-war demonstrators, according to the Minnesota Daily.

It was less than 24 hours after Obama's decision to send 30,000 more troops to Afghanistan that the anti-war demonstrators marched through the streets of downtown Minneapolis on Tuesday evening, disrupting traffic and chanting in protest of Obama's announcement, the Minnesota Daily said.

Protesters started marching at the southwest corner of LoringPark at around 5:30 p.m. and continued through downtown for nearly two hours, until returning to the park, according to the Minnesota Daily.

Twin Cities janitors launched a campaign Saturday aimed at making their jobs "green," according to the WCCO News.

More than 300 janitors and community members rallied and marched in downtown Minneapolis Saturday to push for a reduction of toxic chemicals in their workplaces and save energy - while making sure they have full-time jobs in their new contract, according to the Star Tribune.

They met at noon on Saturday at Block E in downtown Minneapolis.Minneapolis Mayor R.T. Rybak, St. Paul Mayor Chris Coleman and U.S. Rep. Keith Ellison were scheduled to attended, according to WCCO News.

Javier Morillo-Alicea, president of Local 26 of the Service Employees International Union, told the Star Tribune, "We know that conservation is key for our children and grandchildren to inherit a livable world."

SEIU Local 26 represents more than 4,000 janitors who clean buildings in the seven-county metro area.The union is preparing to bargain a new contract. The current contract expires Dec. 31, the Star Tribune said.

The attack happened at a mosque n the garrison city of Rawalpindi, which added a further blow against the military establishment as the arm pursues militants in the lawless tribal regions along the border with Afghanistan, according to the New York Times.

The brazenness of the attack stunned Pakistan, the New York Times said.

The attack was the latest in a wave of strikes by suspected Islamist insurgents that has killed more than 400 people in Pakistan since October, the Star Tribune said.

A military statement said four attackers hurled grenades, then opened fire as they launched toward the mosque, which was located on Parade Lane in a military residential colony, just a few miles from the capital. Two suicide bombers then blew themselves up inside, while they other two militants were killed in an exchange of gunfire, according to the Star Tribune.